01 novembre 2012
FS cma star, a pro am campaign
ARAS group has a pro am campaign concerning the B[e] FS cma star.
They are not classical Be, bracket means forbidden emission lines in their spectra. Well this group is not very known and homogeneous as it concerns protostellar stars to proto planetary nebular star. From the birth to the Death.
In this campaign we'll try to distinct some objects belonging to the FS cma star group. Prototype is FS cma, a hot blue star, showing a strong infrared excess. The question remaining is are these stars binaries... [Lire la suite]